Question 1

The lymphatic system is composed of all of the following except

Accepted Answer

A) lymphatic vessels. 
B) the venae cavae. 
C) the spleen. 
D) lymph nodes. 
E) lymph. 
A) lymphatic vessels. 
B) the venae cavae. 
C) the spleen. 
D) lymph nodes. 
E) lymph.

Question 2

Microglia are to the CNS as Kupffer cells are to the

Accepted Answer

A) spleen. 
B) lungs. 
C) liver. 
D) pancreas. 
E) thymus. 
A) spleen. 
B) lungs. 
C) liver. 
D) pancreas. 
E) thymus.

Question 3

The movement of phagocytes through the capillary wall is called

Accepted Answer

A) chemotaxis. 
B) diapedesis. 
C) adherens. 
D) transcytosis. 
E) diffusion. 
A) chemotaxis. 
B) diapedesis. 
C) adherens. 
D) transcytosis. 
E) diffusion.

Question 4

When an antigen is bound to a Class I MHC molecule,it can stimulate a ________ cell.

Accepted Answer

A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) NK 
A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) NK

Question 5

A sample of John's blood shows a high level of pyrogens.This would indicate that John

Accepted Answer

A) is feeling achy. 
B) is producing T lymphocytes. 
C) has a sore throat. 
D) is running a fever. 
E) has swollen lymph nodes. 
A) is feeling achy. 
B) is producing T lymphocytes. 
C) has a sore throat. 
D) is running a fever. 
E) has swollen lymph nodes.

Question 6

The process by which antibodies bind to antigenic sites on viruses or toxins,rendering them incapable of binding to other cells,is called

Accepted Answer

A) opsonization. 
B) activation. 
C) agglutination. 
D) precipitation. 
E) neutralization. 
A) opsonization. 
B) activation. 
C) agglutination. 
D) precipitation. 
E) neutralization.

Question 7

Most of the lymph returns to the venous circulation by way of the

Accepted Answer

A) right lymphatic duct. 
B) thoracic duct. 
C) cisterna chyli. 
D) hepatic portal vein. 
E) dural sinus. 
A) right lymphatic duct. 
B) thoracic duct. 
C) cisterna chyli. 
D) hepatic portal vein. 
E) dural sinus.

Question 8

________ are large lymphatic nodules that are located in the walls of the pharynx.

Accepted Answer

A) Tonsils 
B) Peyer's patches 
C) Lymph nodes 
D) Immune complexes 
E) Spleens 
A) Tonsils 
B) Peyer's patches 
C) Lymph nodes 
D) Immune complexes 
E) Spleens

Question 9

A substance that provokes an immune response is called an

Accepted Answer

A) allergen. 
B) antihistamine. 
C) antibody. 
D) antigen. 
E) allopath. 
A) allergen. 
B) antihistamine. 
C) antibody. 
D) antigen. 
E) allopath.

Question 10

Specialized lymphatic capillaries called lacteals are

Accepted Answer

A) located primarily in the large intestine. 
B) necessary for the transport of dietary lipids. 
C) part of the fenestrated capillary group. 
D) more numerous than blood capillaries. 
E) All of the answers are correct. 
A) located primarily in the large intestine. 
B) necessary for the transport of dietary lipids. 
C) part of the fenestrated capillary group. 
D) more numerous than blood capillaries. 
E) All of the answers are correct.

Question 11

A measure of antibody level in the plasma is

Accepted Answer

A) the primary response. 
B) the secondary response. 
C) antigen concentration. 
D) body temperature. 
E) the antibody titer. 
A) the primary response. 
B) the secondary response. 
C) antigen concentration. 
D) body temperature. 
E) the antibody titer.

Question 12

T Lymphocytes are produced and stored in all of the following except

Accepted Answer

A) the thymus. 
B) lymphatic nodules. 
C) lymph node organs. 
D) the spleen. 
E) the brain. 
A) the thymus. 
B) lymphatic nodules. 
C) lymph node organs. 
D) the spleen. 
E) the brain.

Question 13

The cells directly responsible for cellular immunity are the ________ cells.

Accepted Answer

A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) suppressor T 
A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) suppressor T

Question 14

Each IgG has ________ binding sites for attachment to antigenic determinants.

Accepted Answer

A) 1 
B) 2 
C) 4 
D) up to 8 
E) as many as a 1000 
A) 1 
B) 2 
C) 4 
D) up to 8 
E) as many as a 1000

Question 15

Hormones that regulate the activity of B cells and T cells and enhance nonspecific defense are called

Accepted Answer

A) calcitriol. 
B) glucocorticoids. 
C) mineralocorticoids. 
D) interleukins. 
E) immunoglobulins. 
A) calcitriol. 
B) glucocorticoids. 
C) mineralocorticoids. 
D) interleukins. 
E) immunoglobulins.

Question 16

Inflammation produces localized

Accepted Answer

A) swelling. 
B) redness. 
C) heat. 
D) pain. 
E) All of the answers are correct. 
A) swelling. 
B) redness. 
C) heat. 
D) pain. 
E) All of the answers are correct.

Question 17

Lymphatic organs differ from lymphatic tissues in what way?

Accepted Answer

A) They contain T lymphocytes and lymphatic tissues do not. 
B) They are found in the digestive tract and lymphatic tissues are found in the thorax. 
C) They are surrounded by a fibrous capsule and lymphatic tissues are not. 
D) They cannot produce antibodies,whereas lymphatic tissues can. 
E) They occur throughout the body except in the head. 
A) They contain T lymphocytes and lymphatic tissues do not. 
B) They are found in the digestive tract and lymphatic tissues are found in the thorax. 
C) They are surrounded by a fibrous capsule and lymphatic tissues are not. 
D) They cannot produce antibodies,whereas lymphatic tissues can. 
E) They occur throughout the body except in the head.

Question 18

The term lymphadenopathy refers to

Accepted Answer

A) a congenital lack or malformation of lymph nodes. 
B) a chronic or excessive enlargement of lymph nodes. 
C) accumulations of lymph in the tissue space. 
D) the lack of lymphocytes in peripheral circulation. 
E) increased numbers of circulating lymphocytes. 
A) a congenital lack or malformation of lymph nodes. 
B) a chronic or excessive enlargement of lymph nodes. 
C) accumulations of lymph in the tissue space. 
D) the lack of lymphocytes in peripheral circulation. 
E) increased numbers of circulating lymphocytes.

Question 19

The first line of cellular defense against pathogens are the

Accepted Answer

A) T cells. 
B) B cells. 
C) NK cells. 
D) phagocytes. 
E) plasma cells. 
A) T cells. 
B) B cells. 
C) NK cells. 
D) phagocytes. 
E) plasma cells.

Question 20

Suppressor T cells act to

Accepted Answer

A) suppress antigens. 
B) erase memory T cells. 
C) limit antigen proliferation. 
D) inhibit T and B cell activities. 
E) produce antibodies involved in autoimmunity. 
A) suppress antigens. 
B) erase memory T cells. 
C) limit antigen proliferation. 
D) inhibit T and B cell activities. 
E) produce antibodies involved in autoimmunity.

Exam 22: The Lymphatic System and Immunity

The lymphatic system is composed of all of the following except

Microglia are to the CNS as Kupffer cells are to the

The movement of phagocytes through the capillary wall is called

When an antigen is bound to a Class I MHC molecule,it can stimulate a ________ cell.

A sample of John's blood shows a high level of pyrogens.This would indicate that John

The process by which antibodies bind to antigenic sites on viruses or toxins,rendering them incapable of binding to other cells,is called

Most of the lymph returns to the venous circulation by way of the

________ are large lymphatic nodules that are located in the walls of the pharynx.

A substance that provokes an immune response is called an

Specialized lymphatic capillaries called lacteals are

A measure of antibody level in the plasma is

T Lymphocytes are produced and stored in all of the following except

The cells directly responsible for cellular immunity are the ________ cells.

Each IgG has ________ binding sites for attachment to antigenic determinants.

Hormones that regulate the activity of B cells and T cells and enhance nonspecific defense are called

Inflammation produces localized

Lymphatic organs differ from lymphatic tissues in what way?

The term lymphadenopathy refers to

The first line of cellular defense against pathogens are the

Suppressor T cells act to

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

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The Integumentary System

Osseous Tissue and Bone Structure

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Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Respiratory System

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Metabolism and Energetics

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Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

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